package com.zjp.crud.bean;

import java.util.HashMap;
import java.util.Map;

public class Msg {
    //状态码：100 成功    200 失败
    private Integer code;
    //提示信息
    private String msg;

    //用户要返回给浏览器的数据
    private Map<String,Object> extend = new HashMap<String, Object>();

    //返回成功的方法
    public static Msg success(){
        Msg result = new Msg();
        result.setCode(100);
        result.setMsg("处理成功!");
        return result;
    }
    //返回失败的方法
    public static Msg fail(){
        Msg result = new Msg();
        result.setCode(200);
        result.setMsg("处理失败!");
        return result;
    }
    //链式操作
    public Msg add(String key, Object value){
        this.getExtend().put(key, value);//往extend里面存键值对
        return this;//返回当前对象
    }
    public Integer getCode() {
        return code;
    }

    public void setCode(Integer code) {
        this.code = code;
    }

    public String getMsg() {
        return msg;
    }

    public void setMsg(String msg) {
        this.msg = msg;
    }

    public Map<String, Object> getExtend() {
        return extend;
    }

    public void setExtend(Map<String, Object> extend) {
        this.extend = extend;
    }
}
